Return the hyperbolic secant of a hyperbolic angle. SECH(x)=1/COSH(x)
= SECH(number)
number - The hyperbolic angle in radians for which the hyperbolic secant is to be calculated.
Return the hyperbolic secant of a hyperbolic angle. SECH(x)=1/COSH(x)
= SECH(number)
number - The hyperbolic angle in radians for which the hyperbolic secant is to be calculated.